Answer:
The idea of human capital can be traced back to the 18th century. Adam Smith referred to the concept in his book "An Inquiry into the Nature and Causes of the Wealth of Nations," in which he explored the wealth, knowledge, training, talents, and experiences for a nation. some exaplmes are Education.
Technical or on-the-job training.
Health.
Mental and emotional well-being.
Punctuality.
Problem-solving.
People management.
Communication skills.